From: Jean-Francois Moine <moinejf@free.fr>
Date: Thu, 12 Feb 2009 11:05:45 +0000 (-0300)
Subject: V4L/DVB (10620): gspca - main: More checks of the device disconnection.
X-Git-Tag: v2.6.30-rc1~621^2~483
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=090264e508c20baa0c3eea5a7d8eea4db84a29cc;p=pandora-kernel.git

V4L/DVB (10620): gspca - main: More checks of the device disconnection.

- prevent application oops when the device is disconnected
- wake up the application at disconnection time
- check the disconnection in ioctl dqbuf and poll

Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
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